if he's using hashmarks, what do you use that for? >> that's how you delineate a chain of -- a discussion. so everybody can use the same hash tag and see what other people are saying. >> no kidding. that's why i always see those weird things at the end that make no sense. >> yeah. >> really? >> like hash tag, what i'm talking about. >> should i use that on all my tweets? yeah. >> i don't -- hash tag, i don't understand twitter. if somebody wanted to respond, they would also say hash tag, i don't understand twitter. >> anyone in the twitter universe -- >> you could click it and see everybody -- >> never mind. you lost me already. >> we're losing viewers by the minute. >> yeah. >>> coming up, looking for alternative investments. maybe julian robertson is why some traditional valuable wines were less than stellar bests last year. >>> plus, christmas day storms spreading snow and twisters across large parts of the country. we've got a live report from alabama where some of the tornadoes hit. but next and first, we are going to head to thi